Home / 137,180.03-205,807.02-57,191.41

Finding the Fourth Proportional to 137,180.03, 205,807.02 and 57,191.41

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Solution

The fourth proportional to 137,180.03, 205,807.02 and 57,191.41 is: 85,802.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,180.03 : 205,807.02 = 57,191.41 : x
  2. Step 2: Convert to fraction form
    137,180.03/205,807.02 = 57,191.41/x
  3. Step 3: Cross multiply
    137,180.03x = 205,807.02 × 57,191.41
  4. Step 4: Simplify right side
    137,180.03x = 11,770,393,661.70
  5. Step 5: Solve for x
    x = 11,770,393,661.70/137,180.03
  6. Step 6: Final answer
    x = 85,802.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.